About: http://webisa.webdatacommons.org/86073456

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The biaxially oriented PENBB film obtained from the copolyester composition of the present invention usually has an average surface roughness (Ra) of 0.003 to 0.29 ??m and a thickness of 1 to 400 ??m, particularly 1 to 20 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com